17. A satellite travels around a planet at 9.0x 10³ m/s with an orbital radius of 7.4 x 106 m What would be the speed of an identical satellite orbitting at one half this radhus? źr, A. 4.5 x 10³ m/s B. 9.0 x 10³ m/s (C.) 1.3 x 104 m/s D. 1.8 x 104 m/s M2 B v₁ Mi 8 - 1 3x10 m/s - ac₁ = g. V₁ = Gm Gm 12 (9,0×10³) m2 Ac₂=1 асг C V₂ V₂ = (1 ~IN

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HELP! can you please explain this problem in detail and plug in the values for the formulas, would help a lot! Thank you!
17. A satellite travels around a planet at 9.0x 10³ m/s with an orbital radius of 7.4 x 106 m
What would be the speed of an identical satellite orbitting at one half this radius?
Er.
Mi
ac₁ = 9₁
19
A.
B.
D.
4.5 x 103 m/s
9.0 x 10³ m/s
1.3 x 104 m/s
1.8 x 104 m/s
TE CON
M2
v₁ = √6m
= 1.3x10 ml = √2 (9.0x10³)
m₂
ac₂ = 9₂
Gm
( ½r.) ²
Gm
V₂ =
-
2
√2 Tom
6m
Transcribed Image Text:17. A satellite travels around a planet at 9.0x 10³ m/s with an orbital radius of 7.4 x 106 m What would be the speed of an identical satellite orbitting at one half this radius? Er. Mi ac₁ = 9₁ 19 A. B. D. 4.5 x 103 m/s 9.0 x 10³ m/s 1.3 x 104 m/s 1.8 x 104 m/s TE CON M2 v₁ = √6m = 1.3x10 ml = √2 (9.0x10³) m₂ ac₂ = 9₂ Gm ( ½r.) ² Gm V₂ = - 2 √2 Tom 6m
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